Refer to the following code snippet:A developer created a JavaScript function as part of a...

Refer to the following code snippet:

A developer created a JavaScript function as part of a Lightning web component (LWC) that surfaces information about Leads by wire calling geyFetchLeadList whencertain criteria are met.

Which three changes should the developer implement in the Apex class above to ensure the LWC can display data efficiently while preserving security?

Choose 3 answers